Sport Armband | iPod nano (4th generation) - AB75 | Tune Belt
Amazon.com: KOKKIA i10s (Black) Tiny Bluetooth iPod Transmitter for iPod/iPhone/iPad with Authentication. Remote controls and local iPod/iPhone/iPad volume control capabilities. Plug and Play. Works with AirPods. : Electronics
Apple iPod nano 4th Generation Blue (8GB) for sale online | eBay
Useless life hack: Don't want to Bluetooth mod your iPod but still want wireless music? Just plug in an iTrip, buy an iPod Nano 6th or 7th gen, then tune the radio
Apple iPod Nano 4th Generation Pink 8GB - A1285 - MP3 Player | Reverb Australia