- BLUETOOTH
- 2017-12-08 21:20
- Model Number: SPK131-13 Brand Name: RYD Key Specifications/Special Features: Frequency range: F0~12kHzImpedance:4±15%ΩRated Frequency:110±20%Hz Main Export Markets: AsiaAustralasiaCentral/South AmericaEastern EuropeMid East/AfricaN...