ARC T21021 Earpiece Headset Mic for Icom F4001 F4021 F4041 Radio (See List)
The ARC T21 Series One-Wire Surveillance Microphone is a high-end, professional earpiece used by many enterprise B2B, government, security and hospitality customers. The T21 is easy to conceal and the miniature earpiece leaves your hands free. The Knowles microphone delivers superior voice communication. The Kevlar reinforced cable gives you durable strain relief and the microphone is attached with a 360-degree rotational clip. The acoustic tube is replaceable and the T21 comes with an open ear insert for situational awareness. Compatible with the following: ICOM 2 Mount Screws, F3G/F4G, F3GS/F4GS, F11, F14, F14S, F24, F24S, F31, F33G/F43G, F43TR, F3001/4001, IC-F3011/F4011, IC-F3021/4021, F3021S/4021S, F3021T/4021T, F3041/4041, F3101/4101, F3041/4041, BC100
- ASIN
- B01B5043HO
- Embedding
- CLIP ViT-L/14 · 768d
- Distance metric
- cosine
- Doc fetch
- 2mscache hitGET /v2/namespaces/amazon-products/documents/B01B5043HO
- Similar query
- 35msnearest_to_id → /query
Doc fetch goes through Layer's Aerospike pull-through cache; cache hit served the row without touching turbopuffer. The similar query asks Layer for nearest neighbors of the stored product vector — queries don't go through the doc cache, so no cache header is set.
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