Dimensions:

• Main unit: 102 x 56 x 27 mm 
• Speaker driver unit: 40 mm – thickness – 7.2 mm
• Boom microphone: length – 190 mm
• Wire between speakers: length – 555 mm
• Weight: main unit – 64 g (2.26 oz)
• Operating temperature: -10 °C – 55 °C (14 °F – 131 °F)

Network 

• Mesh Intercom technology

Bluetooth

• Bluetooth 5.0
• Headset Profile (HSP)
• Hands-Free Profile (HFP)
• Advanced Audio Distribution Profile (A2DP)

• Audio/Video Remote Control Profile (AVRCP)
  

Intercom

• Working distance: Bluetooth Intercom: up to 2 km (1.2 miles) in open terrain
• Mesh Intercom: up to 2 km (1.2 miles) * in open terrain
• Can extend up to 8 km (5 miles) between at least 6 riders
• Supports up to: Bluetooth Intercom: 4 riders
• Open Mesh Intercom: virtually unlimited
• Group Mesh Intercom: 24 riders
• Supports channels:
• Mesh Intercom: 9 channels

Audio

• Noise cancellation: Advanced Noise Control™
• Codec: Built-in SBC Codec
• FM Radio: Radio frequency specifications: 76 ~ 108MHz
• Preset memory for 10 stations

• Premium speakers & microphone Harman Kardon
  

Battery

• Talk time:
• Bluetooth Intercom: 12 hours
• Mesh Intercom: 11 hours
• Charging time: 2.5 hours
• Type: Lithium polymer battery

Certificates

• CE, FCC, IC