Color: brown, silver white, light blue, black, red

Bluetooth version: 5.0

Operation Distance: 10m.

Color: brown, silver white, light blue, black, red (Optional)

Support: adjust the volume, switch songs, insert cards, answer calls, call rejection, hang up, hands-free

USB charging cable: AC input 110-240 V DC input 5 V

Standby time: 120 hours Working time: 4-5 hours

Charging time: 2 hours

Battery: 150mAh rechargeable polymer battery

-noise cancelation
-premium sound
-smart listening technology
-wear all day in total comfort
-clear hands-free calling
Model Number ; KD73
Style : Headband
Communication : Wireless
Use : Portable Media Player, Mobile Phone, COMPUTER, Gaming, Sports, Travel, PROFESSIONAL, HiFi Headphone

• Bluetooth version: V5.0
• Channel system: Stereo (two-channel)
• Battery capacity: 250mAh Li-ion battery
• Drive unit: 40mm
• Charging time: 2 hours
• Call duration: 12 hours
• Music duration: 15 hours
• Material: ABS
• Waterproof IPX5
• Support protocol: HSP1.0/HFP1.5/A2DP1.0/AVRCP1.3
• Sensitivity: 90 ± 3db
• Frequency range: 20-20000Hz
• Resistance: 16Ω
• Weight: 450g
• Size(L x W x H): 22*22*6cm

• Comes with 3.5mm plug connector which is compatible with most of the portable devices like handsets, MP3 players, Iphone, Android etc
• High precision 40mm closed dynamic driver which bring you vivid clear sound field, sound clarity.
• Soft ear cushions allow for long-wearing comfort. Ear cushions improve wearing comfort and bass response.
• Line is equipped with a play/pause key hence more convenient to use. Frequency Response:8 Khz- 22 Khz
• Cord length: 2-3m. Splendid ambient noise isolation, Noise-cancelling microphone, adjustable and rotatable noise cancelling microphone can accept your voice clearly without confounding environmental noise