New T13 Bluetooth Headphones LED Wireless Headphones

1. Drive: 15 mm2. Impedance: 32 OHM3. Bluetooth version: Bluetooth v5.2 + EDR4. Bluetooth frequency band: 2.4 GHz5. Power level: class II6. Output power: 30mW7.Bluetooth distance: 18 meters without obstacle8. Frequency response: 20-20000Hz9. Operating voltage range: 3.0V-4.2V10. Microphone sensitivity: -42dB11. With high quality A2DP / AVRCP stereo audio transmission and remote control protocol12. Powerful noise reduction circuit (active noise reduction)14. Charging time is about 1 hour15. Bare metal weight: 35g16. Package weight: 70g17. The talk time is 3-4 hours18 hours of music about 3-4 hours19. Standby time is about 96 hours20. Charging time is about 60 minutes21. Earphone battery capacity 45MAH, charging compartment capacity 500MAH22. Charging port: AndroidPackage size: 12 * 8.5 * 3.5.cm Packing specification: 44 * 35 * 25cm 100 / pc Weight of a box: 8 kg Standard configuration: product + unlimited packaging + Chinese and English manual + cable for
a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a