Joysroom 2-in-1 Wireless Audio Adapter Receiver and Transmitter | JR-CB3

The JOYROOM JR-CB3 adapter is a 2-in-1 wireless transceiver that allows you to seamlessly stream audio via Bluetooth 5.3 technology.

Key Features:

• Dual functions: Switch between transmit and receive modes.

• Bluetooth 5.3 for fast and stable connection.

• Supports multiple modes: Bluetooth and TF card.

• Transmission range exceeding 12 meters.

• Built-in microphone with -38±2 dB sensitivity.

• 300mAh battery provides up to 22 hours of music playback at 70% volume.

Specifications:

• Bluetooth Version: V5.3

• Audio Encoding: AAC / SBC

• Supported Protocols: HSP, HFP, A2DP, AVRCP

• Transmission Range: >12 meters

• Frequency Range: 20Hz–20kHz

• Microphone Sensitivity: -38±2 dB

• Music Playtime: Approximately 22 hours (at 70% volume)

• Call Duration: Approximately 16 hours (at 70% volume)

• Standby Time (Connected): Approximately 27 hours

• Battery Capacity: 300mAh

• Charging Time: Approximately 2 hours

• Charging Input: 5V⎓1A

• Product Dimensions: 51.4 × 35 × 13.4 mm

• Net Weight: 30g

• Material: ABS + PC