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Sony MDR-AS50G Active Headphones comparison

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Product name	Sony MDR-AS50G Active Headphones	Klipsch Image S4 earphones	Sennheiser PMX 70 Sport	Sennheiser MX 75 Sport	Koss PortaPro Headphones
Price	$30.18 to $49.99	$79.00 to $79.99	$39.95	$19.99 to $27.39	$29.24 to $38.00
CNET editors' rating	4.0 stars Overall score: 8.0 (4.0 stars)	4.5 stars Overall score: 9.0 (4.5 stars)	stars Overall score: ( stars)	3.5 stars Overall score: 7.3 (3.5 stars)	4.0 stars Overall score: 8.3 (4.0 stars)
Average user rating	2.5 stars	4.0 stars	3.5 stars	3.0 stars	4.5 stars
Release date					January 01, 1984
The Bottom Line	The Sony MDR-AS50G Active Headphones offer an affordable price tag, a secure fit, and good sound quality--they're a fantastic option for gym addicts.	The Klipsch Image S4 earphones offer up sound quality on par with and better than sets that cost many times as much; they are a spectacular choice for anyone looking for new earbuds.	If you can get past the neon green coloring, Sennheiser's Sport Line has a design for every fitness fanatic.	Workout enthusiasts with a penchant for bright green will be happy with these highly stable, excellent-sounding in-ear headphones.	Koss hit a home run with the PortaPros. Love or hate the design, there's no denying the sound quality here: they're the ideal companion for mobile audiophiles and home theater enthusiasts.
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Response Bandwidth	9 - 23000 Hz	10 - 19000 Hz	19 - 20000 Hz	18 - 21000 Hz	15 - 25000 Hz
Headphones Form Factor	Behind-the-neck	In-ear canalphone	Behind-the-neck	Ear-bud	Semi-open
Sound Output Mode	Stereo	Stereo	Stereo	Stereo	Stereo
Connectivity Technology	Wired	Wired	Wired	Wired	Wired
Headphones Type	Headphones - Binaural	Headphone - Binaural	Headphones - Binaural	Headphones - Binaural	Headphones - Binaural
Product Type	Headphones - Wired	Headphones - Wired	Headphones - Wired	Headphones - Wired	Headphones - Wired
Recommended Use	Portable audio system	Portable audio system	Portable audio system	Portable audio system	Portable audio system
Product Description	Sony MDR AS50G - Headphones	Klipsch Image S4 - Headphones	Sennheiser PMX 70 Sport - Headphones	Sennheiser MX 75 - Headphones	Koss PortaPro Headphones
Manufacturer Warranty	Info unavailable	Info unavailable	2 years warranty	Info unavailable	Limited lifetime warranty
Remote Control	Info unavailable	Info unavailable	None	None	None
Full specifications	Full specifications	Full specifications	Full specifications	Full specifications	Full specifications
Buying choices	TigerDirect.com $49.99 In stock: Yes Amazon.com $32.49 In stock: Yes Abt Electronics $32.00 In stock: Yes Prices from 3 authorized stores	Amazon.com $79.99 In stock: Yes Amazon.com Marketplace $79.00 In stock: Yes SoundEarphones.com $79.00 In stock: Yes Prices from 3 CNET Certified stores	Amazon.com Marketplace $39.95 In stock: Yes Price from 1 CNET Certified store	TigerDirect.com $19.99 In stock: Yes Amazon.com Marketplace $27.39 In stock: Yes Prices from 2 CNET Certified stores	Dell Small Business $33.99 In stock: Yes Amazon.com $32.23 In stock: Yes Amazon.com Marketplace $29.24 In stock: Yes Prices from 3 CNET Certified stores
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