Brand Camera Speaker; Size: Copy 7D; Material: Plastic; Voltage: 6V---3.6V; Frequency respond: 100Hz--20KHz; Power: RMS 3W* 1. Brand Camera Speaker;camera speaker, USB speaker, car speaker, speaker box, mini speaker, portable speaker, computer speaker, multimedia speaker, amplifier speaker, Portable mini speaker, portable laptop mini speaker, mobile speaker, mp3 speaker, card speaker, hamburger ...