



T52 ANC Wireless Bluetooth Earphone
- Model: T52 ANC
- Bluetooth version: 5.3 (Jieli AC7003D8)
- Support protocols: HSP, HFP, A2DP, AVRCP
- Battery capacity: 35mAh * 2 (without protection board but protection IC)
- Battery capacity of charging case: 300mAh (with protection board)
- Horn specification: Φ10mm/32Ω
- Working hours: Charging time 1.5h, Talk time 5h, Play time 6h, Standby time 300h
| Bluetooth version: | 5.3 (Jieli AC6973D4) |
| Supported protocols: | HSP, HFP, A2DP, AVRCP |
| Battery capacity: | 35mAh * 2 (without protection board but protection IC) |
| Battery capacity of charging case: | 300mAh (with protection board) |
| Working hours: | Charging time 1.5h, Talk time 5h, Play time 6h, Standby time 300h |
| Horn specification: | Φ10mm/32Ω |
| Frequency response sensitivity: | 104±3dB |
| Maximum transmission distance: | 15m |
| Bluetooth working frequency: | 2.402GHz-2.480GHz |
| Bandwidth: | 100-5K |
| Frequency response range: | 20-20KHz |
| Multi-point connection: | unsupported |
| Interface: | Type-C |
| Waterproof rate: | IPX6 |
| Noise reduction depth of ENC (Fourl mic): | >- 40dB |
| Noise reduction depth of ANC: | - 35dB |
| Accessories: | USB charging cable, user manual |
