Amazon 1Mii  
1Mii DS500 HiFi Bluetooth Receiver for Home Stereo w/LDAC, Bluetooth 5.1 Audio Adapter w/Audiophile DAC, aptX HD & Low Latency, OLED Display & Optical Coaxial AUX Output for AV Receiver, Amplifier
UPGRADE YOUR HOME STEREO: DS500 is an audiophile quality premium HiFi Bluetooth audio adapter that adds high definition Bluetooth connectivity to any vintage home stereo, AV receiver or powered speakers. Plug and play, In just seconds it streams high-quality music from your phone, PC, or any other music player with Bluetooth to any of your music system.
AUDIOPHILE QUALITY DIGITAL SOUND: Bluetooth 5.1 & Audiophile DAC Chips. DS500 Bluetooth receiver features Qualcomm QCC5125 Bluetooth chip and ES9018K2M chip, delivering stable Bluetooth connection and a performance level that will satisfy the most demanding audio enthusiasts.
BRILLIANT WIRELESS AUDIO: Featuring support for the state-of-the-art Sony LDAC audio codec, Qualcomm aptX HD, aptX Low Latency, aptX and AAC decoding, DS500 adds the highest quality Bluetooth audio to any home stereo system.
VERSATILE & STABLE CONNECTIVITY: With analog RCA, digital optical and digital coaxial outputs, the DS500 is perfectly compatible with all types of audio systems for true high-resolution audio. with an external booster antenna to extend the wireless range to over 30m/100ft for a stable wireless connection.
VOLUME CONTROL & EQ MODE: Press +/- the button to adjust the volume. In Bluetooth connection mode, support EQ mode. With the EQ mode, you can set the music style as you like.
1Mii DS500 HiFi Bluetooth Receiver for Home Stereo w/LDAC, Bluetooth 5.1 Audio A
Amazon Silva  
Silva Compass Navigation - Expedition 4 - Scale 1:25k 1:40k 1:50k mm & inches - Navigation Compass for Advanced Users and Rescue Professionals - Rotatable Compass housing - Compass Hiking
The Expedition 4 compass is the ideal choice for outdoor enthusiasts and rescue workers who require advanced navigation tools. With its 1:25k, 1:40k, 1:50k, mm and inch map measuring scales, it offers top-level functionality for demanding situations.
This full-size baseplate compass is made for experienced navigators who require precise and advanced techniques. Its added GPS functionality and declination adjustment make it perfect for more challenging trips and rough terrains.
The Expedition 4 compass is built to last in the toughest weather conditions. Its robust materials and sapphire jewel bearing ensure durability and accuracy. It comes with a detachable lanyard for added safety and the silicon friction feet ensure that the compass reamains still on the map.
The magnifying lens and declination scale inside the capsule offer detailed map reading and navigation. Its patented red/black North/South lines provide ease of use and the rotatable compass housing makes it compatible with the Silva 1-2-3 navigation system.
The Expedition 4 compass is suitable for night navigation thanks to its luminous markings. It offers six hours of illumination after activation in light, making it a reliable choice for night time adventures.
Silva Compass Navigation - Expedition 4 - Scale 1:25k 1:40k 1:50k mm & inches -
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