Astrum SP210 Bluetooth Waterproof IP6 Speaker – Black Flashes & Lighting The refill is a 'Standard

The refill is a 'Standard International Size' and are widely available in the pen community

Astrum EASE Drift Hybrid ANC Headphones Blue AHDEDRIFTU

Superior Hotend

12W Dimensions 145 × 116 × 142mm (5

Astrum SP210 Bluetooth Waterproof IP6 Speaker – Black Flashes & Lighting The refill is a 'StandardExperience unparalleled sound quality with the Thumping Clear Bass of our Bluetooth speaker. Designed with built in 25W RMS speakers. Equipped with built in DSP (Digital Signal Processing) technology, this speaker delivers exceptional sound quality in any environment. DSP optimizes audio output by dynamically adjusting the sound to suit various conditions, ensuring clear, balanced, and immersive sound whether youre indoors, outdoors, or in a noisy