Insignia NS-STR514 200W Stereo Receiver With BluetoothThis powerful InsigniaTM NS STR514 2. 0 channel stereo receiver features compatibility with most Bluetooth enabled devices for easy wireless music streaming. The A B switch supports up to 4 speakers. Product Features 200W total power 100W x 2 at 8 ohms, 40Hz 20kHz frequency response for powerful sound. Speaker A B switching Lets you switch between 2 sets of speakers to expand your listening environment. AM FM digital tuner With 30 presets lets you