Material: ABS Model: K11 Color: Black Battery: Built-in 75mAh Battery (Included) Endurance: 6 Hours Wireless Transmission Distance: 20m x 20m Features: Plug and Play, Collar Clip Design, Noise Reduction Size Details: Microphone Size: 6.5cm x 1.85cm x 2.6cm/2.56″ x 0.73″ x 1.02″...