The MT110-B50A1-VIS from AA Opto Electronic is a Acousto-Optic Frequency Shifter with Optical Wavelength 450 to 700 nm, Frequency Shift ±110 MHz, Acoustic Velocity 4200 m/s, RF Power <1 W, Center Frequency 110 ±25 MHz. More details for MT110-B50A1-VIS can be seen below.