Model Number: RYD SPK131-2-4F70R Brand Name: RYD Key Specifications/Special Features: Model no.: SPK131-2-4F70RFrequency range: 14kHzImpedance: 4±15%ΩResonant frequency: 72±15%HzRated power: 20W

Sensitivity: 87±2dB

Runyuda established in 2000, is one of the world’s leading manufacturers of acoustic components

We have gained leading technical competence in design and production of acoustic components

We supply a full range of polyphonic speakers, miniature receivers, multiple function devices, loud speakers, transducers, buzzers, microphones and headsets for various industries

We have partnered with some of the world’s most famous brands to produce quality acoustic components for their mobile phones, computers, cars, medical instruments, hearing aids, cordless phones, MP3 players, game consoles and many other consumer devices