• Bluetooth V5.3 technology, stable and fast connection
• Built-in 300mAh rechargeable battery, environmental protection and energy saving
• ENC dual noise cancelling mics, excellent sound quality
• The Bluetooth playback distance is within 12 meters (barrier-free)
• Designed with LED digital display and colorful LED ring

Specification:

• Model: JR-CB2
• Bluetooth version: V5.3
• Audio decoding: SBC
• Supported protocols: HSP, HFP, A2DP, AVRCP
• Support mode: receiving mode, transmitting mode, Bluetooth, AUX, TF card
• Transmission range: ≤12m
• Microphone sensitivity: -38±2dB
• TX mode music duration: about 6.5 hours (60% volume)
• RX mode music duration: about 9 hours (60% volume)
• RX mode talk time: about 7 hours (60% volume)
• Connection standby time: about 24 hours
• Battery capacity: 300mAh
• Charging time: about 2 hours
• Charging interface: Type-C
• Charging input: 5V 180mA
• Product size: 48*42*15.2mm
• Product material: ABS+PC
• Product net weight: 34g