Specifications of 48CWR84: SIZE [in, cm]: 8, 20, IMPEDANCE [Ohms]: 4 DVC, Recommended Amplifier Power (watts RMS): 300, Peak Power (watts, per ANSI/CTA-2031-A): 600, SENSITIVITY [dB 1w/1m]: 82.1, MOUNTING DEPTH [in, cm]: 4-1/8, 10.5, MOUNTING DIAMETER [in, cm]: 7, 17.7, MIN SEALED BOX VOL [cu. ft, L]: 0.4, 11.3, MAX SEALED BOX VOL [cu. ft, L]: 1.0, 28.52, MIN VENTED BOX VOL [cu. ft, L]: 0.8, 22.7, MAX VENTED BOX VOL [cu. ft, L]: 1.2, 34
Features of RPB3-BLACK: Pair Rockville RPB3-BLACK Handheld Wireless Linking Portable Bluetooth Speakers, Mini Speaker with great frequency range and balanced sound, The 2 speakers link wirelessly together (TWS - True wireless stereo), Built out of high quality aluminum, Bluetooth Version 5.0, Hands Free phone calls using the built in microphone, Built-in SD Card Slot, On android phones, you can use the speaker as a selfie remote, Input Voltage: DC 5V 1A
Li-Polymer Battery: 300mAh, Driver: 40mm, 4O 3W, Net Weight: 95g, Sound Output: 5W, Bluetooth Range: 25 Feet, Frequency Response: 120 HZ - 20 KHZ, Charging Time: 30 - 40 minutes
25% Volume Battery Life: 5 hours, 50% Volume Battery Life: 3.5 hours, Max Volume Battery Life: 2 hours, Color: Black


