# Voice Clone Prompts VN — Huong Dan Thu Am & Prompt Giong Noi AI

> **Reference file** — Load khi dung `17-voice-clone-brand`, `16-ai-avatar-personal-brand`.
> Thi truong: Viet Nam 2025-2026.
> Ngon ngu: Tieng Viet (ASCII, khong dau).

---

## 1. Nguyen Tac Record Sample Chuan

### Moi truong thu am
- **Phong:** Yen tinh, khong vang (echo), tat may lanh/quat truoc khi thu
- **Thoi diem:** Sang som hoac khuya — it tieng on xe co, hang xom
- **Tuong:** Phong co rem, chan, ke sach hap thu am tot. Tranh phong trang rong

### Thiet bi
- **Tot nhat:** Mic condenser (VD: Audio-Technica AT2020, ~2.5 trieu VND)
- **Tam duoc:** iPhone/Samsung + tai nghe co mic (AirPods, tai nghe kem theo may)
- **Tranh:** Mic laptop tich hop — nhieu tap am, giong xa
- **Pop filter:** Nen co (~50K VND) de giam tieng "p", "b" bung hoi

### Ky thuat
- **Khoang cach:** 15-20cm tu mic (khoang 1 gang tay)
- **Goc:** Mic huong thang mieng, hoi chech 15 do de tranh hoi tho truc tiep
- **Tu the:** Ngoi thang, vai thoai mai, khong cong lung (anh huong hoi tho)

### Noi dung thu am
- **Thoi luong:** 3-5 phut (toi thieu 1 phut cho free tier ElevenLabs)
- **Quan trong:** Doc script DA CHUAN BI san — KHONG noi tu nhien vi se ngap ngung, um a
- **Tip:** In script ra giay hoac de iPad/dien thoai ngang tam mat de khong cui dau

---

## 2. 3 Sample Script Theo Vung Giong

> **Huong dan doc:** Doc tu nhien, khong can doc nhanh. Ngung 1 giay giua cac cau.
> Moi script ~120 tu, doc het trong khoang 1-1.5 phut.

### Sample A — Giong Bac (Ha Noi) — Topic: Business

```
Xin chao tat ca moi nguoi. Hom nay toi muon chia se voi cac ban ve hanh trinh
xay dung thuong hieu ca nhan trong nam vua qua. Khi bat dau, toi khong co gi
ngoai mot chiec laptop va quyet tam thay doi. Thi truong marketing tai Viet Nam
dang phat trien rat nhanh, va nhung nguoi biet tan dung cong nghe se di truoc
mot buoc.

Dieu quan trong nhat la ban phai hieu khach hang cua minh. Ho can gi? Ho so gi?
Ho muon gi? Tu do, ban tao ra noi dung giai quyet dung van de cua ho.

Toi da thu nghiem rat nhieu phuong phap, tu chay quang cao Facebook den lam
video ngan tren TikTok. Ket qua cho thay: noi dung chan thuc, nhat quan, va
co gia tri luon thang. Cam on cac ban da lang nghe.
```

### Sample B — Giong Nam (TP.HCM) — Topic: Lifestyle

```
Chao moi nguoi nha. Hom nay minh muon ke cho cac ban nghe ve mot ngay binh
thuong cua minh. Sang som day luc sau gio, pha mot ly ca phe den, ngoi ra
ban cong nhin xuong duong pho Sai Gon. Khong khi buoi sang o thanh pho nay
luc nao cung tran day nang luong.

Minh lam viec tu bay gio den muoi hai gio trua. Buoi chieu minh thuong di
gym hoac ra quan ca phe lam viec. Cai hay cua freelance la minh duoc tu sap
xep thoi gian. Nhung cai kho la phai tu ky luat voi chinh minh.

Toi nay minh co hen di an voi may dua ban. Quan com tam o duong Pham Van Dong,
ngon lam, gia binh dan ma phan luong nhieu. Cuoc song don gian nhung vui. Hen
gap lai cac ban trong video tiep theo nhe.
```

### Sample C — Giong Trung (Hue / Da Nang) — Topic: Travel

```
Chao cac ban. Hom ni minh muon gioi thieu voi cac ban ve mot dia diem du lich
rat dep o mien Trung. Da Nang bay gio khong chi co bien My Khe va Ba Na Hills
ma con rat nhieu cho hay ma it nguoi biet.

Di doc duong ven bien tu Son Tra xuong Hoi An, ban se thay nhung bai bien vang
hoang so, nuoc trong xanh. Buoi sang som, ngoi uong ca phe o cau Rong nhin
binh minh len — dep khong the ta. Am thuc o day cung rat dac sac. Banh trang
cuon thit heo, mi Quang, bun cha ca — mon nao cung dam da huong vi.

Neu ban chua biet di dau he nay, minh goi y Da Nang. Chi phi vua phai, do an
ngon, con nguoi than thien. Hen gap cac ban o video sau nhe. Tam biet.
```

---

## 3. Emotion Range Script

> **Muc dich:** Train AI hieu duoc cam xuc khac nhau cua giong ban.
> Doc 4 doan lien tiep, ngung 3 giay giua cac doan.

### Doan 1 — Trung Tinh (Gioi thieu ban than) ~30 giay

```
Xin chao, toi ten la [TEN BAN]. Toi hien dang lam viec trong linh vuc
marketing va truyen thong so. Moi ngay, toi lam viec voi cac doanh nghiep
nho va vua de giup ho xay dung thuong hieu tren mang xa hoi. Cong viec nay
doi hoi su kien nhan, sang tao, va kha nang phan tich du lieu.
```

### Doan 2 — Vui Mung (Chia se thanh cong) ~30 giay

```
Va toi rat vui muon chia se voi moi nguoi: thang vua roi, chien dich cua
chung toi da vuot muc tieu den bon muoi phan tram! Doi ngu lam rat tuyet
voi. Khach hang hai long, doanh so tang, va quan trong nhat la chung toi
da chung minh duoc phuong phap nay hieu qua. That su rat hanh phuc!
```

### Doan 3 — Tram Tu (Bai hoc tu that bai) ~30 giay

```
Nhung khong phai luc nao cung suon se. Toi tung co mot du an that bai
nang ne. Luc do toi nghi minh da lam dung moi thu, nhung ket qua lai
khong nhu mong doi. Bai hoc lon nhat toi rut ra la: thanh cong khong
den tu viec lam nhieu, ma tu viec lam dung. Doi khi can dung lai de
nhin toan canh.
```

### Doan 4 — Quyet Liet / CTA (Keu goi hanh dong) ~30 giay

```
Nen bay gio, neu ban dang phan van co nen bat dau hay khong, toi noi
thang: hay bat dau ngay hom nay! Dung cho den khi hoan hao. Dung cho
den khi san sang. Moi ngay ban cham tre la mot ngay doi thu di truoc.
Click vao link ben duoi, dang ky ngay, va chung ta se cung xay dung
thuong hieu cua ban. Hanh dong ngay!
```

---

## 4. Tool-Specific Prompts

### ElevenLabs Voice Design — 6 Kieu Giong

| Kieu giong | Stability | Similarity | Style | Mo ta |
|------------|-----------|------------|-------|-------|
| Professional | 0.75 | 0.80 | 0.30 | Giam cam xuc, tang do on dinh — cho corporate, training |
| Warm | 0.50 | 0.85 | 0.50 | Can bang — cho podcast, chia se ca nhan |
| Energetic | 0.35 | 0.75 | 0.70 | Nhieu bien dong — cho TikTok, Reels, CTA manh |
| Calm | 0.80 | 0.85 | 0.20 | Rat on dinh — cho meditation, ASMR, audiobook |
| Authoritative | 0.70 | 0.80 | 0.40 | Manh me, tu tin — cho thought leadership, keynote |
| Friendly | 0.45 | 0.80 | 0.55 | Nhiet tinh, gan gui — cho community, Q&A, vlog |

> **Tip:** Bat dau voi Similarity 0.80, tang len 0.90+ neu muon giong nguyen ban hon.
> Giam Stability de co nhieu cam xuc hon (phu hop TikTok). Tang Stability cho corporate.

### HeyGen Custom Voice — Upload Flow

1. Vao HeyGen > **Voices** > **Create Voice Clone**
2. Upload file WAV/MP3 (toi thieu 1 phut, khuyen nghi 3 phut)
3. Dat ten voice (VD: "Anh_Minh_Business_Tone")
4. Chon ngon ngu: Vietnamese
5. Doi 5-10 phut de process
6. Test voi 2-3 cau truoc khi dung cho video
7. **Tip:** Upload nhieu sample khac nhau (business, casual) = nhieu voice profile

### Vbee Voice Studio — Setup Giong VN Native

1. Dang ky tai vbee.vn > Chon goi phu hop
2. Vao **Studio** > **Tao giong noi**
3. Chon vung giong: Bac / Trung / Nam
4. Chon gioi tinh va do tuoi giong
5. Nhap text > Nghe thu > Chinh toc do, cao do
6. **Setting khuyen nghi cho personal brand:**
   - Toc do: 0.9-1.0x (khong qua nhanh)
   - Cao do: mac dinh (khong chinh qua nhieu)
   - Ngat nghi: Tu dong (Vbee xu ly tot ngat cau VN)

---

## 5. Common Pitfalls — 5 Loi Thuong Gap

### Loi 1: Background Noise
- **Trieu chung:** AI thu am duoc tieng on nen, tao giong bi nhiem tap
- **Fix:** Thu am lai trong phong yen tinh hon. Dung Audacity (free) de loc noise truoc khi upload
- **Prevention:** Test thu 10 giay, nghe lai — neu nghe thay may lanh/xe co = doi phong

### Loi 2: Giong Qua Nhanh
- **Trieu chung:** AI clone giong bi "nuot chu", phat am khong ro
- **Fix:** Doc cham hon 20% so voi binh thuong. Ngung ro giua cac cau
- **Prevention:** Dat metronome 100-110 BPM, doc theo nhip

### Loi 3: Sample Qua Ngan
- **Trieu chung:** AI khong du du lieu de hoc pattern giong ban
- **Fix:** Thu it nhat 3 phut. Ly tuong: 5 phut voi nhieu cam xuc khac nhau
- **Prevention:** Dung ca 3 script o muc 2 + emotion script o muc 3 = ~6 phut tong cong

### Loi 4: Doc Monotone (Giong Phang)
- **Trieu chung:** AI tao giong buon ngu, khong co cam xuc
- **Fix:** Them emotion range script (muc 3). Nhan manh tu khoa, len xuong giong
- **Prevention:** Tuong tuong dang noi chuyen voi 1 nguoi ban, khong phai doc van ban

### Loi 5: Mix Giong Bac — Nam
- **Trieu chung:** AI bi confused, tao giong khong nhat quan
- **Fix:** Chon 1 giong duy nhat va giu xuyen suot. Khong chuyen doi giua cac doan
- **Prevention:** Dung dung 1 script phu hop vung giong cua ban (muc 2)

---

## 6. Voice Consistency Check

> Sau khi clone xong, test voi 5 cau MOI (khong co trong sample) de danh gia chat luong.

### 5 Cau Test

```
1. "Hom nay la mot ngay dep troi de bat dau du an moi."
2. "Tai sao ban lai nghi nhu vay? Toi hoan toan khong dong y voi quan diem do."
3. "Wow, ket qua nay that su vuot ngoai mong doi cua toi!"
4. "Hay binh tinh va suy nghi ky truoc khi dua ra quyet dinh quan trong."
5. "Dang ky ngay hom nay de nhan uu dai giam 50 phan tram chi trong 24 gio!"
```

### Bang Cham Diem (0-10)

| Tieu chi | Diem (0-2) | Giai thich |
|----------|-----------|------------|
| Tone match | 0: hoan toan sai / 1: gan dung / 2: chinh xac | Giong AI co cung tone voi giong that? |
| Speed match | 0: qua nhanh hoac cham / 1: lech nhe / 2: dung toc do | Toc do noi co nhat quan? |
| Emotion range | 0: monotone / 1: co cam xuc nhung lech / 2: cam xuc phu hop | Cau vui nghe vui, cau nghiem tuc nghe nghiem tuc? |
| Pronunciation | 0: sai nhieu / 1: sai vai tu / 2: phat am chinh xac | Dac biet chu y: ten rieng, so, tu chuyen nganh |
| Natural feel | 0: robot / 1: tam duoc / 2: nhu nguoi that | Nghe tong the co tu nhien khong? |

### Danh Gia Tong

| Tong diem | Xep loai | Hanh dong |
|-----------|---------|-----------|
| 8-10 | Xuat sac | Dung cho production. Review lai sau 1 thang |
| 6-7 | Tot | Dung duoc. Can tinh chinh setting (stability, similarity) |
| 4-5 | Can re-record | Thu am lai sample. Kiem tra mic, phong, ky thuat |
| 0-3 | Lam lai | Sample co van de lon. Doc ky muc 1 va thu lai tu dau |
