AKG Acoustics Perception Wireless 45 Vocal Set, Includes SR45 Receiver, HT45 Transmitter, Stand Adapter, Universal Power Supply, AA Size Battery, BandA (530-560MHz)
OEM InEar Earbuds Stereo Headphones for Panasonic Eluga Ray 530 Plus Cable - Designed by AKG - with Microphone and Volume Buttons (Black) - Walmart.com
AKG Perception Wireless Sports Set - Frequency A / 530 - 560 MHz (3248X00010)
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Pure Wool Hand-made Headband Cushion Top Head Pads For Akg K530 K 530 Headphone - Earphone Accessories - AliExpress