T39 Wireless Bluetooth

Features: Charging case 1500mah, can be used as power bank, also can charge your mobile phone. Can automatically Pair, Power on after taking out from the charging case. HD Wireless. Supports songs and calls. Remind call number, the last call back, all intelligent Chinese and English voice prompts, boot, pair, shut down the phone power will be low voice prompts. Power capacity will show on your Phone. One to two connections, can be connected to two mobile phones at the same time. Intelligent compatibility: support all Bluetooth mobile phone, tablet, notebook, singing it, QQ music, movies, etc., universal for all mobile phones.   Headset Specs: Wireless version: V5.0+ EDR Impedance: Ф8MM 32Ω Mic Sensitivity:-42Db Wireless Frequency: 2.4GHZ Ear bud Battery Capacity : 50MAH Working Temperature: 10-50℃ Charging voltage: DC5V Transmission Distance: 10M Playing Time: about 4.5 hours Charging Time: about 1 hour Standby Time: 120 hours Weight: 3.5g   Charging Case Specs Input volt