A set of Sony Sports Headphones model number SRF-HM55. This set of headphones has an integrated FM radio and aerial. An additional band can be folded down to help secure the radio stays in place on the head. The set also have the Sony AVLS, automatic volume limiter system, designed to make sure the volume allowing the user to set the loudness of the volume to a maximum point.
moulded: "SONY. DC:3V SIZE AA(R6)X2. BATT OR EQUIV. MADE IN JAPAN" (left earpiece)
printed: "SONY. FM/AM WALKMAN PLL SYNTHESIZED RADIO. 10 MEMORY PRESETS. SRF-HM55 (AVLS)" (left earpiece)
AIBDC : 008035
|ABS||possibly side sections|
|acrylonitrile butadiene styrene|