ClearSounds Amplified Ring Signaler- Amplified phone ring signaler- Bright strobe flash- Audible alarm (up to 95 dB)- Tone control- Optional vibrating ring signaler bedshaker (sold separately: CLS-CS-SHK)- Volume control- Alarm modes can be switched (audible only/audible and flash, flash only, etc.)- Wall mountable- Dimensions: 7.5in x 4.25in x 2in- Black