is_customized: Yes

Style: Ear Hook

Connectors: USB

Package: Yes

Use: Mobile Phone

Function: Bluetooth,Noise Cancelling,Microphone

Communication: Wireless

Model Number: 99A

Bluetooth version: V4.0

Bluetooth protocol: A2DP\\AVRCP\\HSP\\HFP

RF frequency range: 2402 ~ 2480MHz(ISM BAND)

Transmitting power: Class2

Operating distance: 10m (free space)

Talk/Music time: About 5hrs

Standby time: About 400hrs(17days)

Operating environment: -10 to 50

working power supply: built-in rechargeable lithium battery

Brand:Bluedio