Hollyland HL-BAT770 Rechargeable Battery for Solidcom SESpecification :
• Compatible for Hollyland Solidcom SE wireless intercom system
• Voltage: 3.8V
• Capacity: 770mAH
• Weight: 16.9g
• Dimensions: 41.9*27.9*12.5mm
• When used in master headset, the battery lasts for about 4.5-5 hours
• Wh..