The "title" at the top of the page clearly says they fit the RT-21 radio. However, both have a masculine endowment. Be careful and read the questions and answers first.
Gamepad GEN GAME X3 Bluetooth, black/red
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KEiiD Bluetooth Stereo Shelf System With Retro CD Player, Speakers, FM Radio Receiver, USB, AUX, Bass/Treble EQ, Wooden CD Music Bookshelf System For Home Audio
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Experience Nostalgic Music With KEiiD CD Player Retro Home Boombox: Get The Used-Like New Version For Just $99
17 Review
KEiiD Wooden Retro CD Player With Bluetooth, FM Radio, USB AUX Inputs, Speakers And Adjustable Bass/Treble For Home Stereo System And Boombox
27 Review