160 QR
W51 Delightful, wireless and wired headphones, 400mAh battery for 46 hours of music and calls, 180 hours standby, supports BT, TF card and AUX modes 1. BT version: v5.3. Chip: AC7006F4. 2. Supported protocols: A2DP, AVRCP, HSP, HFP. 3. Transmission distance: 10m. 4. Transmission frequency: 2.4GHz. 5. Speaker unit: 40mm. 6. Impedance: 32Ω ± 15%. 7. Frequency response: 20-20000Hz. 8. Sensitivity: 98dB ± 3dB. 9. Battery capacity: 400mAh. 10. Charging input: DC5V, Type-C. 11. Charging time: 2 hours. 12. Talk / music time: 46 hours (80% volume). Standby time: 180 hours. 13. Lightweight, soft earmuffs, rotatable earcups, adjustable headband. 14. Supports songs switching, songs play / pause, volume adjustment. 15. Supports BT, TF card, AUX playback modes. 16. With microphone. 17. Accessories: Type-C charging cable × 1, AUX cable × 1. 18. Sizes: 208 × 195 × 77mm. 19. Weight: 262g.